Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 220828
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT THU JUN 22 2017


...................................

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JUNE 21 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         86    438 PM 100    2008  79      7       87
  MINIMUM         58    529 AM  45    2013  51      7       49
                                      2009
  AVERAGE         72                        65      7       68

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    0.26                                       T
  SINCE OCT 1     37.11                                     18.86
  SINCE JAN 1     28.16                                     14.67

DEGREE DAYS
 HEATING
  YESTERDAY        0                                         0
  MONTH TO DATE   17                                        22
  SINCE JUN 1     17                                        22
  SINCE JUL 1   2478                                      2605

 COOLING
  YESTERDAY        7                                         3
  MONTH TO DATE   84                                        25
  SINCE JUN 1     84                                        25
  SINCE JAN 1    118                                        36
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     7.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           300 AM
 LOWEST     42           300 PM
 AVERAGE    65

..........................................................


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        97      2006
 MINIMUM TEMPERATURE (F)   51        43      2005


SUNRISE AND SUNSET
JUNE 22 2017..........SUNRISE   546 AM PDT   SUNSET   836 PM PDT
JUNE 23 2017..........SUNRISE   547 AM PDT   SUNSET   836 PM PDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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